Best Buy offers the ZTE Zmax 2 4G No-Contract Android Smartphone for AT&T GoPhone for $79.99 with free shipping. That's the lowest total price we could find by $19, although we saw it for $10 less two weeks ago. It features a 5.5" 720x1280 TFT LCD display, Qualcomm Snapdragon 1.2GHz quad-core processor, 2GB RAM, 16GB storage, microSD card slot, 802.11n wireless, Bluetooth 4.0, 8-megapixel rear camera and 2-megapixel front camera, and Android 5.1 OS (Lollipop).